// CSE 142 Lecture 14
// Files
// Reads a file of TA hours and figures out how many hours each
// TA worked and their average hours worked per day.

import java.io.*; // for File, FileNotFoundException
import java.util.*; // for Scanner

public class HoursWorked {
	public static void main(String[] args) throws FileNotFoundException {
		Scanner input = new Scanner(new File("hours.txt"));
		while (input.hasNextLine()) {
			String line = input.nextLine();
			processLine(line);
		}
	}
	
	// Process 1 TAs hours. Figure out their hours worked and
	// average hours worked per day and print those stats.
	public static void processLine(String line) {
		Scanner lineScan = new Scanner(line);
		int id = lineScan.nextInt();
		String name = lineScan.next();
		double totalHours = 0.0;
		int days = 0;
		while (lineScan.hasNextDouble()) {
			totalHours += lineScan.nextDouble();
			days++;
		}
		System.out.printf("%s (ID#%d) worked %.1f hours (%.2f hours/day)\n",
				name, id, totalHours, totalHours / days);
	}
}